US2641108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for harnessing wave power
Assignee: WAVE POWER DEV Ltd
•
Filing: 1948-03-16
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Granted: 1953-06-09
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Expires: 1968-03-16
Abstract
No abstract record available.
Inventors
- 👤 Seton J Montgomery
- 👤 Ira P Macnab
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:34
CPC Classifications
F; F03; F03B; F03B13/00; F03B13/12; F03B13/14; F03B13/141; Y; Y02; Y02E; Y02E10/00; Y02E10/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US654521A
Cited
US984131A
Cited
US1005911A
Cited
US1671083A
Cited
FR586091A
Cited
FR621356A
Cited
US2435576A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |